The Universal Naming Convention is the naming system used in Microsoft Windows to access shared network folders and printers on a local area network.
How do I find a UNC path (Shared Folder File Path)
Support for working with UNC paths in Unix and other operating systems that use cross-platform file sharing technologies, such as Samba.
UNC names identify network resources using a specific notation. These names consist of three parts: a host device name, a share name, and an optional file path.
These three elements are combined using backslashes: